# math

how do i find the area of a circle with a diameter of 2mi

1. 👍 0
2. 👎 0
3. 👁 65
1. Area = πr^2

r = 1/2 diameter

1. 👍 0
2. 👎 0
posted by PsyDAG

## Similar Questions

1. ### math

how do i find the area of a circle with a diameter of 2mi

asked by karley on May 12, 2010
2. ### Physics

I have to design a laboratory activity to answer the question, "What is the relationship between the diameter of a circle and the area of the circle?" My teacher said to use a previous activity as a templete to help me. For the

asked by Jim on April 1, 2009
3. ### Math

The radius of the larger circle is 9cm. The diameter of the smaller circle is 11cm. Find the area of the shaded region The shaded area is between the larger circle and smaller circle . It is concentric The area of the larger

asked by Nicki on February 3, 2017
4. ### summer math hw

one circle has a diameter of 10 inches. a second circle has a diameter that is twice the diameter of the first circle What is the ratio of the area of the smaller circle to the larger circle

asked by lesleyy on August 31, 2014
5. ### Math

If the diameter of a circle P is 40 percent of the diameter of circle Q, then the area of circle P is what percentage of the area of circle Q? Not enought information given right?

asked by melanie on July 18, 2017
6. ### math

if A (2, -1) and B (4,7) are endpoints of a diameter of a circle, what is the area of the circle? a)16pi b) 17pi c) 18pi d)144pi e)1156pi Plot the two points and join 'em with a line. Now plot another point C (4, -1). And then

asked by Christine on June 24, 2005

You are given two different circles. The diameter of the first circle is the radius of the second circle. What is the ratio of the area of the larger circle to the area of the smaller circle. Your answer should be in the form of a

8. ### geometry

I need to find the area of the shaded portion of a circle with a square in the middle all corners touching the circle. My square has a line measurement of 10 cm. I know that the area of the square is 100 cm(10 x 10). But I am not

asked by bart on May 29, 2010
9. ### math

A circle has an area of 25 pi cm^2.If a circle is drawn within that circle with a diameter equal to the radius of the first circle, what is the area of the second circle? a. 2 1/2 pi cm^2 b. 4 1/4 pi cm^2 c. 5 1/4 pi cm^2 d. 6 1/4

asked by Thomas on January 5, 2014
10. ### math

the diameter of two circles are in the ratio of 2:3. Find the area of the smaller circle if the area of the larger circle is 63pie square meters

asked by Unkown on July 26, 2017

More Similar Questions